Sorry, Yarko,

I cannot understand what does a validator have to do with the
exception hangling?

On Jul 11, 7:40 pm, Yarko Tymciurak <yark...@gmail.com> wrote:
> that's a fall back situation (if all else fails);
>
> ... how is this different from any general validator failing?
>
> since validators return (value, error) - isn't this just IS_IN_DB() ???
>
> GIven how this affects forms (dropboxes???) --- I'm not sure how you would
> use that in this situation...
>
> And maybe that's the problem - validators having too varied responsibility
> (form control; value validation, ....)
>
> Maybe someone can show how (or how not to) apply IS_IN_DB() here?
>
>
>
> On Sat, Jul 11, 2009 at 11:06 AM, Vidul <vidul.pet...@gmail.com> wrote:
>
> > Probably RecordNotFound exception or just an attribute like
> > crud.setting.record_not_found?
>
> > On Jul 11, 7:01 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
> > > You are right. we need to deal with that exception somehow. What do
> > > you propose?
>
> > > massimo
>
> > > On Jul 11, 10:13 am, Vidul <vidul.pet...@gmail.com> wrote:
>
> > > > For example:
>
> > > > def update_comment():
>
> > > >     form=crud.update(db.comment, request.args(0))
> > > >     retur dict(form=form)
>
> > > > where args(0) does not exist in the database.
>
> > > > On Jul 11, 5:51 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> > > > > What kind of exceptions?
>
> > > > > On Jul 11, 7:04 am, Vidul <vidul.pet...@gmail.com> wrote:
>
> > > > > > Hi,
>
> > > > > > Auth and CRUD are amazing, no doubt, but is there a best practice
> > for
> > > > > > the exception handler / ing of read / create / update / delete
> > > > > > actions?
>
> > > > > > Thank you!
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